$OpenBSD: patch-Printing_GSCUPS_GSCUPSPrinter_m,v 1.2 2017/04/19 21:23:20 sebastia Exp $

fix implicit declaration warning, from upstream

--- Printing/GSCUPS/GSCUPSPrinter.m.orig	Wed Apr 19 08:33:22 2017
+++ Printing/GSCUPS/GSCUPSPrinter.m	Wed Apr 19 08:32:25 2017
@@ -49,6 +49,7 @@
 #import "GSCUPSPrinter.h"
 
 #include <cups/cups.h>
+#include <cups/ppd.h>
 
 
 NSString *GSCUPSDummyPrinterName = @"GSCUPSDummyPrinter";
